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#include "sql.h"
#include <yql/essentials/core/issue/yql_issue.h>
#include <google/protobuf/arena.h>
#include <util/string/builder.h>
namespace NSQLTranslation {
NYql::TAstParseResult SqlToYql(const TTranslators& translators, const TString& query, const TTranslationSettings& settings,
NYql::TWarningRules* warningRules, NYql::TStmtParseInfo* stmtParseInfo, TTranslationSettings* effectiveSettings)
{
NYql::TAstParseResult result;
TTranslationSettings parsedSettings(settings);
if (!ParseTranslationSettings(query, parsedSettings, result.Issues)) {
return result;
}
if (effectiveSettings) {
*effectiveSettings = parsedSettings;
}
google::protobuf::Arena arena;
if (!parsedSettings.Arena) {
parsedSettings.Arena = &arena;
}
if (!parsedSettings.DeclaredNamedExprs.empty() && !parsedSettings.PgParser && parsedSettings.SyntaxVersion != 1) {
result.Issues.AddIssue(NYql::YqlIssue(NYql::TPosition(), NYql::TIssuesIds::DEFAULT_ERROR,
"Externally declared named expressions not supported in V0 syntax"));
return result;
}
if (parsedSettings.PgParser && parsedSettings.PGDisable) {
result.Issues.AddIssue(NYql::YqlIssue(NYql::TPosition(), NYql::TIssuesIds::DEFAULT_ERROR,
"PG syntax is disabled"));
return result;
}
if (parsedSettings.PgParser) {
return translators.PG->TextToAst(query, parsedSettings, warningRules, stmtParseInfo);
}
switch (parsedSettings.SyntaxVersion) {
case 0:
if (settings.V0ForceDisable || parsedSettings.V0Behavior == EV0Behavior::Disable) {
result.Issues.AddIssue(NYql::YqlIssue(NYql::TPosition(), NYql::TIssuesIds::DEFAULT_ERROR,
"V0 syntax is disabled"));
return result;
}
if (parsedSettings.AnsiLexer) {
result.Issues.AddIssue(NYql::YqlIssue(NYql::TPosition(), NYql::TIssuesIds::DEFAULT_ERROR,
"Ansi lexer is not supported in V0 syntax"));
return result;
}
return translators.V0->TextToAst(query, parsedSettings, warningRules, nullptr);
case 1:
return translators.V1->TextToAst(query, parsedSettings, warningRules, nullptr);
default:
result.Issues.AddIssue(NYql::YqlIssue(NYql::TPosition(), NYql::TIssuesIds::DEFAULT_ERROR,
TStringBuilder() << "Unknown SQL syntax version: " << parsedSettings.SyntaxVersion));
return result;
}
}
google::protobuf::Message* SqlAST(const TTranslators& translators, const TString& query, const TString& queryName, NYql::TIssues& issues,
size_t maxErrors, const TTranslationSettings& settings, ui16* actualSyntaxVersion)
{
TTranslationSettings parsedSettings(settings);
if (!ParseTranslationSettings(query, parsedSettings, issues)) {
return nullptr;
}
if (actualSyntaxVersion) {
*actualSyntaxVersion = parsedSettings.SyntaxVersion;
}
switch (parsedSettings.SyntaxVersion) {
case 0:
if (settings.V0ForceDisable || settings.V0Behavior == EV0Behavior::Disable) {
issues.AddIssue(NYql::YqlIssue(NYql::TPosition(), NYql::TIssuesIds::DEFAULT_ERROR,
"V0 syntax is disabled"));
return nullptr;
}
if (parsedSettings.AnsiLexer) {
issues.AddIssue(NYql::YqlIssue(NYql::TPosition(), NYql::TIssuesIds::DEFAULT_ERROR,
"Ansi lexer is not supported in V0 syntax"));
return nullptr;
}
return translators.V0->TextToMessage(query, queryName, issues, maxErrors, settings);
case 1:
return translators.V1->TextToMessage(query, queryName, issues, maxErrors, parsedSettings);
default:
issues.AddIssue(NYql::YqlIssue(NYql::TPosition(), NYql::TIssuesIds::DEFAULT_ERROR,
TStringBuilder() << "Unknown SQL syntax version: " << parsedSettings.SyntaxVersion));
return nullptr;
}
}
ILexer::TPtr SqlLexer(const TTranslators& translators, const TString& query, NYql::TIssues& issues, const TTranslationSettings& settings, ui16* actualSyntaxVersion)
{
TTranslationSettings parsedSettings(settings);
if (!ParseTranslationSettings(query, parsedSettings, issues)) {
return {};
}
if (actualSyntaxVersion) {
*actualSyntaxVersion = parsedSettings.SyntaxVersion;
}
switch (parsedSettings.SyntaxVersion) {
case 0:
if (settings.V0ForceDisable || settings.V0Behavior == EV0Behavior::Disable) {
issues.AddIssue(NYql::YqlIssue(NYql::TPosition(), NYql::TIssuesIds::DEFAULT_ERROR,
"V0 syntax is disabled"));
return {};
}
if (parsedSettings.AnsiLexer) {
issues.AddIssue(NYql::YqlIssue(NYql::TPosition(), NYql::TIssuesIds::DEFAULT_ERROR,
"Ansi lexer is not supported in V0 syntax"));
return {};
}
return translators.V0->MakeLexer(parsedSettings);
case 1:
return translators.V1->MakeLexer(parsedSettings);
default:
issues.AddIssue(NYql::YqlIssue(NYql::TPosition(), NYql::TIssuesIds::DEFAULT_ERROR,
TStringBuilder() << "Unknown SQL syntax version: " << parsedSettings.SyntaxVersion));
return {};
}
}
NYql::TAstParseResult SqlASTToYql(const TTranslators& translators, const TString& query,
const google::protobuf::Message& protoAst, const TSQLHints& hints, const TTranslationSettings& settings) {
NYql::TAstParseResult result;
switch (settings.SyntaxVersion) {
case 0:
if (settings.V0ForceDisable || settings.V0Behavior == EV0Behavior::Disable) {
result.Issues.AddIssue(NYql::YqlIssue(NYql::TPosition(), NYql::TIssuesIds::DEFAULT_ERROR,
"V0 syntax is disabled"));
return result;
}
if (settings.AnsiLexer) {
result.Issues.AddIssue(NYql::YqlIssue(NYql::TPosition(), NYql::TIssuesIds::DEFAULT_ERROR,
"Ansi lexer is not supported in V0 syntax"));
return result;
}
return translators.V0->TextAndMessageToAst(query, protoAst, hints, settings);
case 1:
return translators.V1->TextAndMessageToAst(query, protoAst, hints, settings);
default:
result.Issues.AddIssue(NYql::YqlIssue(NYql::TPosition(), NYql::TIssuesIds::DEFAULT_ERROR,
TStringBuilder() << "Unknown SQL syntax version: " << settings.SyntaxVersion));
return result;
}
}
TVector<NYql::TAstParseResult> SqlToAstStatements(const TTranslators& translators, const TString& query,
const TTranslationSettings& settings, NYql::TWarningRules* warningRules, ui16* actualSyntaxVersion,
TVector<NYql::TStmtParseInfo>* stmtParseInfo)
{
TVector<NYql::TAstParseResult> result;
NYql::TIssues issues;
TTranslationSettings parsedSettings(settings);
google::protobuf::Arena arena;
if (!parsedSettings.Arena) {
parsedSettings.Arena = &arena;
}
if (!ParseTranslationSettings(query, parsedSettings, issues)) {
return {};
}
if (actualSyntaxVersion) {
*actualSyntaxVersion = parsedSettings.SyntaxVersion;
}
if (!parsedSettings.DeclaredNamedExprs.empty() && !parsedSettings.PgParser && parsedSettings.SyntaxVersion != 1) {
issues.AddIssue(NYql::YqlIssue(NYql::TPosition(), NYql::TIssuesIds::DEFAULT_ERROR,
"Externally declared named expressions not supported in V0 syntax"));
return {};
}
if (parsedSettings.PgParser && parsedSettings.PGDisable) {
issues.AddIssue(NYql::YqlIssue(NYql::TPosition(), NYql::TIssuesIds::DEFAULT_ERROR,
"PG syntax is disabled"));
return result;
}
if (parsedSettings.PgParser) {
return translators.PG->TextToManyAst(query, parsedSettings, warningRules, stmtParseInfo);
}
switch (parsedSettings.SyntaxVersion) {
case 0:
issues.AddIssue(NYql::YqlIssue(NYql::TPosition(), NYql::TIssuesIds::DEFAULT_ERROR,
"V0 syntax is disabled"));
return translators.V0->TextToManyAst(query, parsedSettings, warningRules, stmtParseInfo);
case 1:
return translators.V1->TextToManyAst(query, parsedSettings, warningRules, stmtParseInfo);
default:
issues.AddIssue(NYql::YqlIssue(NYql::TPosition(), NYql::TIssuesIds::DEFAULT_ERROR,
TStringBuilder() << "Unknown SQL syntax version: " << parsedSettings.SyntaxVersion));
return {};
}
}
TTranslators::TTranslators(TTranslatorPtr v0, TTranslatorPtr v1, TTranslatorPtr pg)
: V0(v0 ? v0 : MakeDummyTranslator("v0"))
, V1(v1 ? v1 : MakeDummyTranslator("v1"))
, PG(pg ? pg : MakeDummyTranslator("pg"))
{}
} // namespace NSQLTranslation
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